Khan Dmitrii
From Moscow, Russia
Common russian riichi rating (CRR)
Rating date Sept. 4, 2025 (latest changes Sept. 3, 2025).
149 place (327.42).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.75 * 1 + 3.50 * 1 + 3.45 * 1) = 14.8
p1 = (333.33 * 3.05 * 0.71 + 848.10 * 3.65 * 0.86 + 305.26 * 3.85 * 0.86 + 56.18 * 3.75 * 1 + 0) / (3.05 * 0.71 + 3.65 * 0.86 + 3.85 * 0.86 + 3.75 * 1 + 1) = 344.198283055193
p2 = (848.10 * 3.65 * 0.86 + 305.26 * 3.85 * 0.86 + 333.33 * 3.05 * 0.71 + 56.18 * 3.75 * 1) / max_coefficients = 310.63581081081077
score = 344.198283055193 * 0.5 + 310.63581081081077 * 0.5 = 327.41704693300187
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-09-03 | 139 -> 149 | 349.61 -> 327.42 |
SPB Riichi Open 2023: 14% -> 0% |
| 2025-09-01 | 139 | 349.41 -> 349.61 |
SPB Riichi Open 2024: 100% -> 86% |
| 2025-08-31 | 137 -> 139 | 349.41 | |
| 2025-08-26 | 139 -> 137 | 349.41 | |
| 2025-08-09 | 138 -> 139 | 353.49 -> 349.41 |
Agari Summer Tournament 2024: 86% -> 71% |
| 2025-08-04 | 129 -> 138 | 374.80 -> 353.49 |
Riichi over Volga: 100% -> 86% |
| 2025-08-03 | 127 -> 129 | 374.80 | |
| 2025-07-30 | 128 -> 127 | 374.80 | |
| 2025-07-26 | 127 -> 128 | 374.80 | |
| 2025-07-19 | 128 -> 127 | 374.80 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 56 |
|
85/90 | 100% | 3.75 | RR | Moscow Riichi 2024 | Moscow | |
| 2 | 305 |
|
67/96 | 86% | 3.85 | RR | SPB Riichi Open 2024 | Saint Petersburg | |
| 3 | 848 |
|
13/80 | 86% | 3.65 | RR | Riichi over Volga | Samara | |
| 4 | 333 |
|
35/52 | 71% | 3.05 | RR | Agari Summer Tournament 2024 | Moscow | |
| 5 | 570 |
|
47/108 | 0% | 4.00 | RR | SPB Riichi Open 2023 | Saint Petersburg | |
| 6 | 69 |
|
82/88 | 0% | 3.75 | RR | Money can not buy tenpai | Perm | |
| 7 | 505 |
|
56/112 | 0% | 4.05 | RR | Moscow Riichi 2022 | Moscow |